Exploiting rapidly time-varying sparsity for underwater acoustic communication

W Jiang, F Tong, Z Zhu - IEEE Transactions on Vehicular …, 2022 - ieeexplore.ieee.org
Due to the combined effects of different acoustic propagation, reflection patterns in different
time-scale, time-varying underwater acoustic (UWA) channel generally exhibits hybrid …

Optimal restricted isometry condition of normalized sampling matrices for exact sparse recovery with orthogonal least squares

J Kim, J Wang, B Shim - IEEE Transactions on Signal …, 2021 - ieeexplore.ieee.org
In this paper, we analyze the performance guarantee of the orthogonal least squares (OLS)
algorithm expressed in terms of the restricted isometry property (RIP). We show the …

Joint sparse recovery using signal space matching pursuit

J Kim, J Wang, LT Nguyen… - IEEE Transactions on …, 2020 - ieeexplore.ieee.org
In this paper, we put forth a new joint sparse recovery algorithm called signal space
matching pursuit (SSMP). The key idea of the proposed SSMP algorithm is to sequentially …

Recovery Guarantee Analyses of Joint Sparse Recovery via Tail Minimization

B Zheng, C Zeng, S Li, G Liao - IEEE Transactions on Signal …, 2023 - ieeexplore.ieee.org
Recovery guarantee analyses of the tail-minimization approach applied to multiple
measurement vector (MMV) model are presented. Exact joint sparse recovery from the MMV …

State-updating-based DOA estimation using sparse Bayesian learning

G Liang, C Li, L Qiu, T Shen, Y Hao - Applied Acoustics, 2022 - Elsevier
Recent studies of the direction-of-arrival (DOA) estimation reveal that the methods based on
sparse Bayesian learning (SBL) exhibit many advantages over conventional approaches …

[HTML][HTML] Deblurring of Beamformed Images in the Ocean Acoustic Waveguide Using Deep Learning-Based Deconvolution

Z Zha, X Yan, X **, S Wang, D Wang - Remote Sensing, 2024 - mdpi.com
A horizontal towed linear coherent hydrophone array is often employed to estimate the
spatial intensity distribution of incident plane waves scattered from the geological and …

Orthogonal subspace based fast iterative thresholding algorithms for joint sparsity recovery

N Han, S Li, J Lu - IEEE Signal Processing Letters, 2021 - ieeexplore.ieee.org
Sparse signal recoveries from multiple measurement vectors (MMV) with joint sparsity
property have many applications in signal, image, and video processing. The problem …

A matching pursuit algorithm for sparse signal reconstruction based on Jaccard coefficient and backtracking

Z Li, X Zheng, G Chen, Y Wei, K Lu - Circuits, Systems, and Signal …, 2023 - Springer
With the rapid development of multimedia technology, it is very important to improve the
accuracy of sparse signal reconstruction for image or speech based on compressed sensing …

The MMV tail null space property and DOA estimations by tail-ℓ2, 1 minimization

B Zheng, C Zeng, S Li, G Liao - Signal Processing, 2022 - Elsevier
The tail-minimization approach is applied to the joint sparse multiple measurement vector
(MMV) model and direction of arrival (DOA) estimations. The mechanism is to estimate the …

Joint Spectrum Sensing and DOA Estimation Based on a Resource-Efficient Sub-Nyquist Array Receiver

L Liu, Z Zhang, X Zhang, P Wei, J An… - IEEE Transactions on …, 2024 - ieeexplore.ieee.org
As the demand for wireless communication continues to surge, spectrum congestion
becomes more severe. Compressive spectrum sensing with joint frequency and Direction Of …